Cat. No JK931243_500_G
J&K Chemical

Product Information

Product Name
D-Cysteine, 98%
Brand Name
J&K
Product Number
931243
CAS
921-01-7
Molecular Formula
C3H7NO2S
Molecular Weight
121.16
Certificate of Analysis (COA)​
COA not found

General Information

Synonyms
(S)-2-Amino-3-mercaptopropionic acid
PubChem CID
92851
IUPAC Name
(2S)-2-amino-3-sulfanylpropanoic acid
InChI Key
XUJNEKJLAYXESH-UWTATZPHSA-N
SMILES
C(C@H(C(=O)O)N)S

Properties

Melting Point
230
Optical Activity
-8.6 to -5.6 ° (C=5% in 5 M HCl)

Safety Information

GHS Symbols
Hazard Symbol
Signal Word
Warning
Hazard Statement
H302
Precautionary Statement
P264
P270
P330
P501
P301+P317

References Data Source From Pubchem

Correction to: Computational Investigation of FDA-Approved Compounds for Thiol Reductase Inhibition To Overcome Amebiasis Using Docking and SMD-based Simulation Analysis

Publication Name: Journal of Pharmaceutical Innovation
Publication Date: 2026-04-16
DOI: 10.1007/s12247-026-10401-8|10.1007/s12247-026-10491-4

Correction: Mechanistic insights into the synergistic role of cysteine in enhancing the ferric reducing antioxidant power of catechol derivatives

Publication Name: European Food Research and Technology
Publication Date: 2026-04-13
DOI: 10.1007/s00217-026-05093-w|10.1007/s00217-026-05124-6

The orthocurvulavirus-infected entomopathogen Beauveria bassiana enhances plant resistance at aerial parts against two cosmopolitan phytopathogens

Publication Name: Phytopathology Research
Publication Date: 2026-04-07
DOI: 10.1186/s42483-025-00405-6

Correction: Streptomyces shaoguanensis sp. nov.: elucidating the mechanisms of efficient chicken feather degradation and its potential for biofertilizer development

Publication Name: Microbial Cell Factories
Publication Date: 2026-03-27
DOI: 10.1186/s12934-025-02878-8|10.1186/s12934-026-02990-3

Gating the nitrogenase cofactor

Publication Name: Nature Catalysis
Publication Date: 2026-03-26
DOI: 10.1038/s41929-026-01498-8

D-Cysteine, 98%

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